DKC and PCM 9mm brass - General Ammunition Discussion

In a current Gunbroker auction for some “Diablo” brand 9mm, they show DKC 9X19 and PCM 9mm LUGER brass. I find that DKC is a known entity at the link below, but I don’t find much of anything on PCM.

Cheap vs Expensive Hollow Points Episode 2: Hornady 124gr Critical

9mm Brass Case Samples & FMJ Bullet Samples - DKC Brass & Bullets

Reviews by Moonstar, Page 3

9x19mm Brass Cases – DKC AV

G19 Ammo Issue? CCI Blazer v PMC Bronze 9mm : r/CAguns

Help/Thoughts needed on two 9mm P08 rounds - General Ammunition

Steam Community :: Guide :: Achievement Guide and Trophy Guide

Reviews by Moonstar, Page 3

P M C bronze 9MM any good ??

DME-Components en 2022 Final, PDF